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Ленобия
@Ленобия
August 2022
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Решите задачи:
1) m (Br2) = 320 г.
m (Mg) - ?
2) m (N2) = 7 г.
m (Ca) - ?
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MissKrash
1)Mg+Br2=MgBr2
x-320
24-160
x=24*320/160=48г
2)3Са+N2=Ca3N2
x-7
110-28
x=110*7/28=27,5г
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Answers & Comments
x-320
24-160
x=24*320/160=48г
2)3Са+N2=Ca3N2
x-7
110-28
x=110*7/28=27,5г